Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:18:37 2013 Optimize a model with 176000 rows, 264002 columns and 352000 nonzeros Model has 88000 quadratic constraints Presolve time: 0.22s Presolved: 176000 rows, 264002 columns, 352000 nonzeros Presolved model has 88000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.640e+05 Factor NZ : 6.160e+05 (roughly 200 MBytes of memory) Factor Ops : 2.200e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.39145044e+07 0.00000000e+00 2.11e-11 4.99e-01 2.89e+02 1s 1 1.51235885e+07 3.15194103e+06 1.16e-06 4.52e-05 4.53e+01 1s 2 1.13991278e+07 9.11259844e+06 1.67e-07 2.66e-06 8.66e+00 1s 3 1.04892681e+07 1.00519609e+07 3.65e-08 3.19e-07 1.66e+00 2s 4 1.02574351e+07 1.01630820e+07 6.64e-09 7.54e-08 3.57e-01 2s 5 1.02044638e+07 1.01940550e+07 4.86e-10 1.07e-08 3.94e-02 3s 6 1.02016015e+07 1.01997478e+07 1.90e-10 8.02e-12 7.02e-03 3s 7 1.02000678e+07 1.01997552e+07 3.18e-11 2.90e-12 1.18e-03 3s 8 1.01999119e+07 1.01997597e+07 1.57e-11 3.57e-12 5.76e-04 4s 9 1.01997939e+07 1.01997613e+07 3.17e-12 2.37e-12 1.23e-04 4s 10 1.01997691e+07 1.01997637e+07 5.83e-13 3.68e-12 2.07e-05 4s Barrier solved model in 10 iterations and 4.34 seconds Optimal objective 1.01997691e+07